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authorJussi Pakkanen <jpakkane@gmail.com>2018-11-27 01:11:27 +0200
committerJussi Pakkanen <jpakkane@gmail.com>2018-11-27 22:17:38 +0200
commit2c91ca3d6a39692071a2b9f9c23b7c378a3e837e (patch)
treedad8c381a91e7bf311bb2ce77c803434a44ef180
parent22fca7589fcb55cc196617ddf674b37a3b9c2e75 (diff)
downloadmeson-2c91ca3d6a39692071a2b9f9c23b7c378a3e837e.tar.gz
Remove linkerlike args from compile checks. Closes #4542.
-rw-r--r--mesonbuild/compilers/c.py8
-rw-r--r--mesonbuild/compilers/compilers.py3
2 files changed, 10 insertions, 1 deletions
diff --git a/mesonbuild/compilers/c.py b/mesonbuild/compilers/c.py
index 88ad7b6d8..b0096459a 100644
--- a/mesonbuild/compilers/c.py
+++ b/mesonbuild/compilers/c.py
@@ -427,7 +427,13 @@ class CCompiler(Compiler):
args += env.coredata.get_external_preprocess_args(self.language)
elif mode == 'compile':
# Add CFLAGS/CXXFLAGS/OBJCFLAGS/OBJCXXFLAGS from the env
- args += env.coredata.get_external_args(self.language)
+ sys_args = env.coredata.get_external_args(self.language)
+ # Apparently it is a thing to inject linker flags both
+ # via CFLAGS _and_ LDFLAGS, even though the former are
+ # also used during linking. These flags can break
+ # argument checks. Thanks, Autotools.
+ cleaned_sys_args = self.remove_linkerlike_args(sys_args)
+ args += cleaned_sys_args
elif mode == 'link':
# Add LDFLAGS from the env
args += env.coredata.get_external_link_args(self.language)
diff --git a/mesonbuild/compilers/compilers.py b/mesonbuild/compilers/compilers.py
index f464ec85f..376143358 100644
--- a/mesonbuild/compilers/compilers.py
+++ b/mesonbuild/compilers/compilers.py
@@ -1271,6 +1271,9 @@ class Compiler:
'''
return []
+ def remove_linkerlike_args(self, args):
+ return [x for x in args if not x.startswith('-Wl')]
+
@enum.unique
class CompilerType(enum.Enum):